How many counties in africa host asylum seekers​

In the diagram below, ab and bc are tangent to o. what is the measure of

In the late 1990s, brazil’s poor people protested about crowded cities land distribution mining permits industrial pollution

15 points need quick 1. looking at your graph and the geologic time scale during what period did this rock form? what is the age span of the rock, in millions of years? 2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in? 3. if some of these fossil samples were found in a rock also containing leaf fossils, could you use radiocarbon dating to determine the age of this rock? explain.